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Questions tagged [alac]

Apple Lossless is a lossless audio codec developed by Apple. Its file extension is .m4a.

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0answers
74 views

How to encode a 32 bit ALAC from a RAW using FFmpeg

Trying to compress a 32 bit floating point waveform (raw binary). FLAC is out because it only goes up to 24 bits per sample. ALAC can handle 32 bits per sample. I can encode directly from RAW to ALAC ...
0
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1answer
496 views

How to make ffmpeg write 16 bit ALAC?

MacOS Sierra, ffmpeg version 3.0.2. Trying to change the volume of a file in ALAC encoding (Apple Lossless 16 bit): ffmpeg -i input.m4a -af "volume=0.5" -acodec alac output.m4a I was following the ...
-1
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1answer
2k views

Best audio converter for flac to alac? [closed]

I just got a new phone with a lot more space. This means I can put my lossless audio on... trouble is, iTunes doesn't support flac.... There is alac, but I have yet to find a quality converter to ...
1
vote
2answers
7k views

How do I upload my .M4A (Apple Lossless) files to Google Music?

Google Music does not support .M4A (Apple Lossless) files and so Google's Music Manager skips them. How do I upload those?
2
votes
1answer
2k views

Lower the bitrate of a lossless m4a file

When I try to sync my music library to my iPod touch using iTunes it says that some songs can't be synchronized because the sample rate is too high. Indeed, some files have a bitrate of ~3000 kbps. ...
1
vote
2answers
4k views

How to compare two lossless audio files?

I have an M4A file which is also converted to a FLAC file. I'd like to see if the conversion is lossless, namely, whether the output to pcm from M4A is exactly identical to the one from FLAC decoding. ...
18
votes
4answers
27k views

Can Apple Lossless audio be converted to FLAC with no loss of fidelity?

Can Apple Lossless audio files (ALAC) be converted to FLAC audio files with no loss of fidelity?
0
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2answers
714 views

Free batch conversion from FLAC to Apple Looseless (ALAC/m4a)?

I am looking for a free tool that would allow me to convert big amounts of FLAC files to Apple Looseless (ALAC) while preserving the tags and optionally adding new ones from CDDB or similar sources. ...
0
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0answers
654 views

How to Play 24 bit flac on iTunes? [duplicate]

Possible Duplicate: Flac files on iTunes I have flac files, which are 24 bit. I have tried to convert them to MPEG-4 Audio (Apple lossless), using Max (on Mac OS 10.6.4), but it let me choose ...
13
votes
9answers
75k views

What is the best file format/bit rate to rip tracks from a CD into iTunes? [closed]

I know it sounds subjective but its not meant to be. I am very new to ripping CD's using iTunes, and I'm confused over the different formats available. I have read Wikipedia regarding the AAC and ...
6
votes
8answers
47k views

Play Apple Lossless (.m4a, ALAC) files in Windows 7 Media Player?

Is there a good plugin or codec that allows Media Player/Media Center on Windows 7 to play Apple Lossless (ALAC) encoded files? As the files are shared between multiple iTunes installations and one ...